tickadoo-mcp: Instructions file for Claude Code

CLAUDE.md

tickadoo-mcp CLAUDE.md is an instructions file for Claude Code from tickadoo/tickadoo-mcp. It costs 1,843 tokens per session, scanned A, original, MIT.

A developer guide for tickadoo’s MCP server, which lets AI assistants search, browse, recommend, and book travel experiences. It explains the repository, its remote-server design, and how different chats coordinate work.

In plain words
What is it for?
Use it when maintaining the npm package, tracing how tools and results are provided, coordinating work across chats, or writing task prompts for the project.
Why use it?
It helps developers understand that the package mainly forwards requests to the central service, so changes belong in the right place.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: reads .claude/ paths; mentions CLAUDE.md; mentions Claude Code.

This is tickadoo/tickadoo-mcp's own configuration. It tells Claude Code how to work on tickadoo-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything tickadoo-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to tickadoo/tickadoo-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/tickadoo/tickadoo-mcp/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/tickadoo/tickadoo-mcp

Made for: Claude Code.

Wrote this? Show the measurements

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Per session 1,843 This file is loaded in full into every session.
When invoked 1,843 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.01843 $0.01843
Opus 5.5 $0.00737 $0.00737
Sonnet 5.5 $0.00369 $0.00369
Haiku 4.5 $0.00184 $0.00184

Measured 12d ago against content hash 664bc366cf6f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

tickadoo-mcp CLAUDE.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

CLAUDE.md · 84 lines

How it starts

The opening of the file, as written. The whole thing — 84 lines — stays where its author put it; the contents beside it link to each section on GitHub.

@AGENTS.md

CLAUDE.md — tickadoo-mcp

This file is read automatically by Claude Code at session start. Lightweight project doc; defers to AGENTS.md for the shared AI-agent coordination conventions and to the HowardOS repo (github.com/tickadoo/howard → CLAUDE.md) for the broader tickadoo project context (architecture, deploy workflows, environment variables, supplier integrations, team, Slack IDs, etc.).

What is this repo?

@tickadoo/mcp-server — the npm distribution of the public tickadoo MCP (Model Context Protocol) server. It exposes the live tickadoo experiences catalogue to AI agents (ChatGPT, Claude, Perplexity, etc.) so they can search, browse, recommend, and book on behalf of end users. Installed by clients from the MCP Marketplace / npm, or used directly over Streamable HTTP at https://mcp.tickadoo.com/mcp.

Since v2.0.0 this package is a thin remote bridge (GRO-573): the npm command is a stdio transport that proxies to the canonical remote server. It no longer defines tools, formats catalogue data, or calls a backend directly. The remote owns the tool list, schemas, results, and errors. The remote MCP server (and the embeddable widget bundle) now live in the HowardOS repo (github.com/tickadoo/howard), which is canonical (GRO-574).

The established full remote can expose richer booking and agent-intelligence metadata. The portable public-plugin surface at https://mcp.tickadoo.com/mcp/agents is a separate discovery-only contract: it omits direct transaction links, purchase-oriented fields, renderer/write tools, coordinate-bearing tools, MCP resources, and Apps/widget metadata.

Architecture at a glance

  • Runtime: TypeScript stdio bridge
    • src/index.ts → src/bridge.ts — local stdio transport (shipped on npm as @tickadoo/mcp-server) that proxies tools/list, tools/call, resources/list, resources/read, and ping to the remote.
    • src/config.ts — bridge config (remote URL via TICKADOO_MCP_URL, log level via TICKADOO_LOG_LEVEL).
  • Canonical remotes: https://mcp.tickadoo.com/mcp is the established full surface used by the npm bridge and direct integrations; https://mcp.tickadoo.com/mcp/agents is the reviewed discovery-only surface used by the portable OpenAI/Codex package. Both are served and deployed from the howard repo, not this one. This repo does not deploy a Cloudflare Worker.
  • Build: npm run build → dist/index.js (esbuild bundle for stdio/npm).
  • Registry metadata: server.json is refreshed from the live remote via npm run sync:server-json.
  • Portable skills (skills/*/SKILL.md): 7 discovery-only workflows for Agent Plugins clients and the OpenAI Plugin Directory — tickadoo-experiences plus plan-a-trip, family-day-out, tonight-and-last-minute, date-night, compare-before-you-book, and near-a-landmark. Ground every tool reference in metadata/public-agent-tools.json; frontmatter name must match the folder. The repository-development skill at .claude/skills/tickadoo-experiences/SKILL.md follows the separate live full /mcp tools/list contract and is intentionally not a mirror. The npm tarball and deterministic OpenAI ZIP validate their exact, distinct closures.
  • Testing: vitest (npm test); LIVE=1 npm test runs the optional live integration test against the remote.
  • No API key required. Customer never sees supplier names; everything is presented as tickadoo.

Read the full file on GitHub · 84 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago Changed · +4 lines · +39 tokens per session 664bc366cf6f
  2. 1mo ago Changed · -1 lines · +24 tokens per session 201d079c28b7
  3. 1mo ago Changed · +1 lines · -10 tokens per session 9444bb3d0449
  4. 2mo ago First seen · 80 lines · 1,790 tokens per session scan A a225e831e1e4

Subscribe to this mod's changes

tickadoo-mcp CLAUDE.md is an instructions file published in the GitHub repository tickadoo/tickadoo-mcp (2 stars, last pushed 3d ago), licensed MIT. It adds 1,843 tokens to every session, about $0.0074 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

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